CRITICALpublic-safe

CVE-2026-13738

NVD: CommServe contained an authorization bypass vulnerability affecting a limited set of command execution operations. NVD: Software customers upgrade to resolved maintenance release. NVD: Update all Commvault installations, including Commserve, Webserver, Command Center, Media Agents, Clients and HyperScale X.

CVSS
9.2 Severity
CRITICAL EPSS
0.0053 (42) KEV
-

Source-published summary

Possible impact

Source describes command execution risk. Possible impact: An attacker may be able to run code or commands on affected systems.

Affected context

Affected product or version requires source confirmation.

Remediation / advisory

Patch confirmed by source text; fixed version context: resolved.

Why it matters

Source describes command execution risk. Possible impact: An attacker may be able to run code or commands on affected systems.; CVSS 9.2 (CRITICAL); EPSS percentile 42; not listed in KEV; Patch confirmed by source text; fixed version context: resolved; sources: NVD.

What to verify

Confirm affected product/version, vendor advisory, patch or mitigation, and exposure.

Exposure hint

exposure unknown

Impact tags

command execution review

Urgency reasons

CVSS CRITICALvendor advisory presentrecent updateremediation reference present

Source-derived note

Summary derived from NVD description; unsafe procedural detail is not shown.

Redaction metadata

source summary used: True
fallback summary used: False
unsafe procedural detail present: false
raw source displayed: false
public summary redacted: true

Remediation handoff

Public-safe static handoff for human/Codex remediation planning. Scan, patch, external execution, and auto remediation are disabled.

Handoff JSON Handoff Markdown Safe Codex prompt

Safety note

This radar shows source-published defensive context only. Exploit procedures, exploit strings, scanner commands, and auto-remediation are not provided.